Are there any risks associated with the production of wind energy?

Sources

American Wind Energy Association. "Wind Energy Basics." (June 14, 2010) http://www.awea.org/faq/wwt_basics.html
Center for Biological Diversity. "Fact Sheet on Altamont Pass Bird Kills." (June 12, 2010) http://www.biologicaldiversity.org/campaigns/protecting_birds_of_prey_at_altamont_pass/pdfs/factsheet.pdf
Dyer, John. Boston Globe. "Community debates $3b Cape Wind deal." (June 17, 2010) http://www.boston.com/business/articles/2010/06/17/community_debates_3b_cape_wind_deal/
DTE Energy. "Renewable Energy Electrical System." (June 13, 2010) http://www.dteenergy.com/wind/pdfs/electricalSystem.pdf
Larwood, Scott. National Wind Watch. "Permitting Setbacks for Wind Turbines in California and the Blade Throw Hazard." (July 30, 2008) http://www.wind-watch.org/documents/permitting-setbacks-for-wind-turbines-in-california-and-the-blade-throw-hazard/
Pierpont, Nina. "Wind Turbine Syndrome: A Report on a Natural Experiment." K-Selected Books. 2009.